1Creating input Basis files
2==========================
3
4The images were converted from central cutouts from `ambient-texture.tga` and `diffuse-alpha-texture.tga`
5from the [Magnum Shaders test files](https://github.com/mosra/magnum/tree/master/src/Magnum/Shaders/Test/TestFiles).
6
7- `rgb-63x27.png`,
8- `rgba-63x27.png`,
9- `rgb-27x63.png`,
10- `rgba-27x63.png`,
11- `rgb-32x64.png`,
12- `rgba-32x64.png`,
13- `rgb-64x32.png`,
14- `rgba-64x32.png`
15
16using the official basis universal
17[conversion tool](https://github.com/BinomialLLC/basis_universal/#command-line-compression-tool).
18
19To convert, run the following commands:
20
21```sh
22basisu rgb-63x27.png -output_file rgb.basis -y_flip
23basisu rgb-63x27.png -output_file rgb-noflip.basis
24
25basisu rgb-63x27.png rgb-27x63.png -output_file rgb-2images.basis -y_flip
26basisu rgba-63x27.png rgba-27x63.png -output_file rgba-2images.basis -force_alpha -y_flip
27
28# Required for PVRTC1 target, which requires pow2 dimensions
29basisu rgb-64x32.png rgb-32x64.png -output_file rgb-2images-pow2.basis -y_flip
30basisu rgba-64x32.png rgba-32x64.png -output_file rgba-2images-pow2.basis -force_alpha -y_flip
31```
32